Finding the Third Proportional to 188,076,460 and 290,499,594

Step by Step Solution

1. Step 1: Write the proportion equation
   188,076,460 : 290,499,594 = 290,499,594 : x
2. Step 2: Convert to fraction form
   188,076,460/290,499,594 = 290,499,594/x
3. Step 3: Cross multiply
   188,076,460x = 290,499,594 × 290,499,594
4. Step 4: Simplify right side
   188,076,460x = 84,390,014,114,164,832
5. Step 5: Solve for x
   x = 84,390,014,114,164,832/188,076,460
6. Step 6: Final answer
   x = 448,700,566.32